It’s May 2026, and the AI assistant wars have evolved from novelty to necessity. This month, OpenAI, Microsoft, and xAI have all pushed significant updates that fundamentally change how power users ...

Compare ChatGPT, Gemini, Copilot, Claude, Perplexity, Grok, DeepSeek, and Meta AI by strengths, use cases, integrations, and ...

If you've been using AI tools for years, the May 2026 updates feel less like incremental tweaks and more like a platform reset. OpenAI has made GPT-5.5 Instant the new default, leveraging your chat ...

OpenAI's GPT-5.5 in ChatGPT and Codex reduces the need for detailed prompts by planning, executing and verifying tasks independently, making AI workflows more accessible for everyday users ...

A Mathematician with early access to XAI Grok 4.20, found a new Bellman function for one of the problems he had been working on with my student N. Alpay. Not an Erdős problem, but original research.

ChatGPT should feel “smarter and more accurate” starting today, according to OpenAI. That’s because the company is replacing ...

OpenAI’s GPT-5.5 Instant is now ChatGPT’s default model, promising fewer hallucinations, shorter answers, better memory ...

ChatGPT should also feel “smarter and more accurate” in general, OpenAI said. In addition, responses should also feel more ...

OpenAI has rolled out GPT-5.5 Instant as ChatGPT's default model, adding memory-source controls, personalization tools, and a ...